From f024c19647c20b3529372cb41682b4cf962447c4 Mon Sep 17 00:00:00 2001 From: Ulrich Drepper Date: Fri, 27 Feb 1998 18:32:03 +0000 Subject: [PATCH] Update. * misc/syslog.c: Change to allow user the interpretation of the outcome even with syslog having no return value. 1998-02-05 20:41 Wolfram Gloger * elf/dl-addr.c: Fix search algorithms in dladdr(); don't assume that the number of program headers is >0 (which is wrong for the loader itself). 1998-02-27 Ulrich Drepper --- ChangeLog | 11 +++++++++++ elf/dl-addr.c | 19 +++++++++++-------- misc/syslog.c | 3 +++ 3 files changed, 25 insertions(+), 8 deletions(-) diff --git a/ChangeLog b/ChangeLog index 5747a62..c5e8ff3 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,5 +1,16 @@ 1998-02-27 Ulrich Drepper + * misc/syslog.c: Change to allow user the interpretation of the + outcome even with syslog having no return value. + +1998-02-05 20:41 Wolfram Gloger + + * elf/dl-addr.c: Fix search algorithms in dladdr(); don't assume + that the number of program headers is >0 (which is wrong for the + loader itself). + +1998-02-27 Ulrich Drepper + * Makefile (distribute): Add README.libm. 1998-02-27 Andreas Jaeger diff --git a/elf/dl-addr.c b/elf/dl-addr.c index baa6df5..4d78738 100644 --- a/elf/dl-addr.c +++ b/elf/dl-addr.c @@ -1,5 +1,5 @@ /* Locate the shared object symbol nearest a given address. - Copyright (C) 1996, 1997 Free Software Foundation, Inc. + Copyright (C) 1996, 1997, 1998 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -41,13 +41,16 @@ _dl_addr (const void *address, Dl_info *info) /* We know ADDRESS lies within MATCH if in any shared object. Make sure it isn't past the end of MATCH's segments. */ size_t n = match->l_phnum; - do - --n; - while (match->l_phdr[n].p_type != PT_LOAD); - if (addr >= (match->l_addr + - match->l_phdr[n].p_vaddr + match->l_phdr[n].p_memsz)) - /* Off the end of the highest-addressed shared object. */ - return 0; + if (n > 0) + { + do + --n; + while (match->l_phdr[n].p_type != PT_LOAD); + if (addr >= (match->l_addr + + match->l_phdr[n].p_vaddr + match->l_phdr[n].p_memsz)) + /* Off the end of the highest-addressed shared object. */ + return 0; + } } else return 0; diff --git a/misc/syslog.c b/misc/syslog.c index 0984845..0373ee1 100644 --- a/misc/syslog.c +++ b/misc/syslog.c @@ -252,6 +252,8 @@ openlog_internal(const char *ident, int logstat, int logfac) } } if (LogFile != -1 && !connected) + { + int old_errno = errno; if (__connect(LogFile, &SyslogAddr, sizeof(SyslogAddr)) == -1) { @@ -263,6 +265,7 @@ openlog_internal(const char *ident, int logstat, int logfac) { /* retry with next SOCK_STREAM: */ LogType = SOCK_STREAM; + __set_errno (old_errno); continue; } } else -- 2.7.4